66212 leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 72% of adults in 66212 typically vote, above the U.S. average of about 62%. Among adults in 66212, ~45% vote Democratic, ~27% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How 66212 compares
Among zip codes within 15 miles, 66212 leans more Democratic than 37 of 76 neighbors.
66212 runs about 40 points more Democratic than Kansas as a whole. Kansas leans Republican overall, while 66212 is one of the few Democratic-leaning pockets.
Why 66212 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 66212, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 66212 live in densely developed areas, about 63 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 66212 sits in the top quarter (about 49%, above 88% of zip codes). 66212 runs against the grain of Kansas, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 66212, KS sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 66212 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 66212 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in 66212 have completed high school, above 87% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
Sources and methodology
Precinct-level voting records used to fit the model come from Kansas Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.